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Note 3 - Share Based Compensation (Details) - Share-Based Compensation Expenses for Continuing Operations (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share Based Compensation $ 46,445 $ 27,570 $ 132,218 $ 40,017
Selling, General and Administrative Expenses [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share Based Compensation 18,985 20,156 93,826 31,277
Research and Development Expense [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share Based Compensation $ 27,460 $ 7,414 $ 38,392 $ 8,740